1.
Your virtual digital workspace | ONLYOFFICE
https://www.onlyoffic
.com/workspace.aspx/

Create collaborative online workspace in the secure cloud or host it yourself. Work remotely using features of an online workspace. Manage projects and emails, collaborate on docs, chat in ONLYOFFICE Workspace.

2.
Thinkfree: Private Online Office Suite
https://thinkfre
.com/

Thinkfree Office is a private, secure online office suite. Discover an office with flexible deployment options and MS Office compatibility.

4.
Polaris Office—Customized free office software with perfect compatibility
https://www.polarisoffic
.com/

Experience Polaris Office's office software and business solutions for personal, companies, and institutions. With the high compatibility of Polaris Office, you can conveniently view and edit various document formats such as Hangul (HWP), Word, Sheet, Slide, PDF, and more.

5.
Edit PDF Online with CocoDoc - The #1 Best Free PDF Editor
https://cocodo
.com/

CocoDoc provides a full-fledged platform for teams to edit, fill, sign, manage, and share PDF documents under one roof.

6.
Online Word Processor | Create & Edit Documents Online - Writer
https://www.zoh
.com/writer/

A next generation word processor with robust live-collaboration & MS Word support. Write, review & publish your documents all from one tool - all for FREE!

8.
Free PDF Editor | The Best Online PDF Editor by DocFly
https://www.docfl
.com/

The best free PDF editor for editing PDFs. Merge, compress, create, add text, review and edit PDF files. Convert Word to PDF and image formats PNG, JPEG, TIFF to PDF too. Fast, secure, easy and entirely online. No software downloads, no payment required.

9.
Sign PDF Documents | DocHub
https://www.dochu
.com/

Sign PDF documents online, request eSignatures, and send reusable PDF templates. It's a PDF editor in your browser that integrates with Google and Gmail. Sign up instantly and for free.